package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import javax.validation.Valid;
import java.util.HashMap;
import java.util.Map;

/**
 * 集中处理所有异常
 */
@Slf4j
//@ResponseBody
//@ControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")

@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
  public R handVaildException(MethodArgumentNotValidException e){
        BindingResult bindingResult = e.getBindingResult();
        log.error("数据校验出现问题{},异常类型:{}",e.getMessage(),e.getClass());

        Map<String,String>errorMap=new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError)->{
           errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
  }
  @ExceptionHandler(value = Throwable.class)
  public R handleException(Throwable throwable){

        log.error("错误:",throwable);
        return  R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
  }

}
